Toyota Aluminum Radiator 16420-30521-71 for 7FD 7FG Series Forklift
The Toyota aluminum radiator 16420-30521-71 is a direct OEM replacement for Toyota 7FD, 7FG35, 7FG40, and 7FG45 series diesel forklifts. Fabricated from welded aluminum cores with reinforced end tanks, this radiator delivers the cooling capacity these workhorses demand during sustained multi-shift operation. The mounting tabs, inlet and outlet diameters, and core thickness match the original Toyota specifications for drop-in installation — no adapter plates, no bracket modifications, no second-guessing whether it fits.
The Toyota 7FD and 7FG series forklifts are among the most widely deployed counterbalance machines in warehouses, distribution centers, and manufacturing facilities worldwide. These 3.5 to 4.5 ton diesel forklifts run under sustained thermal load during every shift. A radiator with poor fin density, undersized tubes, or corroded core passages creates cooling inefficiency that compounds over time — the engine runs hotter, the water pump works harder, and the thermostat cycles more frequently. This replacement unit restores the factory cooling performance the engine was engineered for.
Aluminum radiators offer clear advantages over traditional copper-brass designs for heavy forklift applications. The welded tube-to-header construction eliminates the soldered joints that eventually crack and leak from years of vibration and thermal cycling. Aluminum sheds heat more efficiently per pound, allowing a lighter assembly without sacrificing cooling capacity. The reinforced end tanks resist impact damage better than thin-gauge brass tanks — an important consideration for forklifts maneuvering in tight aisles where contact with racking is a daily reality. Installation is straightforward: drain coolant, disconnect upper and lower radiator hoses, unbolt the fan shroud, remove the old unit, position the new Toyota aluminum radiator on the mounting pads, reconnect hoses and shroud, refill with fresh coolant, and bleed air from the system.
Technical Specifications
- Part Number / OEM: 16420-30521-71
- Component Type: Aluminum radiator assembly
- Core Material: Welded aluminum with reinforced tanks
- Quality Grade: OEM-grade replacement
- Application: Toyota 7FD / 7FG35 / 7FG40 / 7FG45 diesel forklift
- Installation: Direct drop-in, no modifications required
Compatible Forklift Models
| Brand | Models |
|---|---|
| Toyota | 7FD, 7FG35, 7FG40, 7FG45 series |
| Toyota | Other 7-series with compatible core dimensions |
Order your Toyota aluminum radiator from Kingstream today. Quality cooling parts, shipped fast to 78+ countries. Browse our engine cooling parts for water pumps, thermostats, and complete radiator assemblies. Learn about OSHA forklift maintenance requirements. Worldwide shipping available.






